/*
 * Copyright (c) MuleSoft, Inc.  All rights reserved.  http://www.mulesoft.com
 * The software in this package is published under the terms of the CPAL v1.0
 * license, a copy of which has been included with this distribution in the
 * LICENSE.txt file.
 */
package org.mule.functional.functional;

import org.mule.runtime.core.api.MuleEventContext;

import java.util.concurrent.atomic.AtomicInteger;

/**
 * A test callback that counts the number of messages received.
 */
public class CounterCallback implements EventCallback {

  private AtomicInteger callbackCount;

  public CounterCallback() {
    callbackCount = new AtomicInteger(0);
  }

  public CounterCallback(AtomicInteger callbackCount) {
    this.callbackCount = callbackCount;
  }

  public void eventReceived(MuleEventContext context, Object Component) throws Exception {
    incCallbackCount();
  }

  /**
   * Increment callback count.
   * 
   * @return current count after increment
   */
  protected int incCallbackCount() {
    return callbackCount.incrementAndGet();
  }

  public int getCallbackCount() {
    return callbackCount.intValue();
  }
}
